
| SIMATIC S7-1500 | Overview | Specifications | FAQ |
SIMATIC S7-1500 system power supply with buffer functionality, PS 60 W 24/48/60 V DC HF, designed to supply the S7-1500 backplane bus and support retentive CPU RAM operation.
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INPUT
24 / 48 / 60 V DC
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BACKPLANE POWER
60 W
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BUFFER TIME
20 ms
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PRODUCT FAMILY SIMATIC S7-1500
PRODUCT TYPE PS 60 W 24/48/60 V DC HF
ARTICLE NUMBER 6ES7505-0RB00-0AB0
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FUNCTION
Supplies operating voltage to the S7-1500 backplane bus.
BUFFER FUNCTION
Provides stored-energy support for voltage interruption conditions.
CPU RAM SUPPORT
Allows the CPU to retain RAM data retentively during supported power interruption conditions.
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| Parameter | Value |
| Rated supply voltage | 24 V / 48 V / 60 V DC |
| Permitted DC range | 19.2 V to 72 V static; 18.5 V to 75.5 V dynamic |
| Backplane bus power | 60 W |
| Voltage interruption buffering | 20 ms |
| Rated input current at 24 V DC | 3 A |
| Rated input current at 48 V DC | 1.5 A |
| Rated input current at 60 V DC | 1.2 A |
| Reverse polarity protection | Yes |
| Short-circuit protection | Yes |
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SYSTEM ROLE
Built Around S7-1500 Power ContinuityThe 6ES7505-0RB00-0AB0 is used within an SIMATIC S7-1500 architecture to provide power to the backplane bus. Its buffer functionality is particularly relevant where a brief interruption of the DC supply could affect continued controller operation. In maintenance situations, this part is commonly searched when an S7-1500 station experiences power-supply faults, unexpected controller shutdowns, backplane power problems, or loss of retentive CPU operation. A failed or unsuitable system power supply can contribute to production interruption and extended troubleshooting time. |
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S7-1500
System architecture
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◈
60 W
Backplane power
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24/48/60 V
DC input levels
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HF
High-function version
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01
S7-1500 Control SystemsSuitable for S7-1500 control cabinets where the system power supply feeds the backplane bus of the automation station. |
02
Power-Related Fault SearchIt may be searched during troubleshooting involving controller power loss, voltage interruptions, backplane supply problems or unexpected CPU shutdown. |
03
Downtime ExposureA failed power module can interrupt the automation station and increase recovery time when a replacement is not immediately available. |
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CONTACT
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SUPPLY DETAILS
Delivery: 3–5 days
Warranty: 6–12 months
Packaging: Brand-new
Delivery way:
E-packing / FedEx / EMS / TNT / DHL / UPS Payment term: T/T
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Please provide the following details when contacting us:
| Part Number | Quantity | Destination | Required Date | Machine / System |
| KDS3-MT 336A4940CHG2 | AO523-XC 1SAP450200R0001 | 4210 | DM4400E MDM28TRC9VA2AN |
| c6920-1057-0030 | SW-HDM2-T4K-4X4 | VPS-220-E | Lambda5S |
| NTM1A10F | SW205.221.S40V | B95061021 COM461MT | 07-1YLC/PM/IS |
| SBM54D-000 | NFAI143-50 | DIN-AP3 | LGR25 |
| ANB10D-421 ANB10D | AMG570-4GAT-2S-P120 | A1A10000432.01 | HMIYMINCAN1 |
| 26DL | MA1471A.1Z | M1241 EZ1254 | TC-9100-0000 |
| 120771 / COZBU 110 194/1 | XP-3180 | 01984-2871-0004 | QSGRK-8D |
| DO524-XC 1SAP440700R0001 | SW205.221.S100V | KDS3-MT 336A4940CHG2 | DIN-AP3 |
| 01 | Please contact us within 7 days if you have any question after receiving the items. |
| 02 | Returned items should remain in their original condition. Please provide the reason for the return, and a return or replacement arrangement will be made after the returned items are received. |
| 03 | The buyer is responsible for the shipping costs associated with the return. |



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